Caterpillar Cat 305.5E Mini Hydraulic Excavator (Prefix MX5) Service Repair Manual Instant Download

Service Repair Manual Models 305.5E M ini Hydraulic Excavator

305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 1/3 Shutdown SIS Previous Screen Product: MINI HYD EXCAVATOR Model: 305.5E MINI HYD EXCAVATOR MX5 Configuration: 305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 Engine Disassembly and Assembly C1.7, C1.8 and C2.4 Tier 4 Interim and EU Stage 3A Engines for Caterpillar Built Machines Media Number -UENR0128-11 Publication Date -01/08/2015 Date Updated -09/06/2016 i05243489 Crankshaft Rear Seal - Install SMCS - 1161-012 Installation Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 387-1352 Wear Sleeve Installer and Guide 1 B 1P-0520 Driver 1 C - Loctite 17430 1 NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 2/3 Illustration 1 g02718716 Illustration 2 g02718719 1. Position wear sleeve (4) on Tooling (A). Ensure that the crankshaft flange is clean, dry, and free from damage. 2. Apply Tooling (C) and use Tooling (A) to install the wear sleeve. Illustration 3 g02715938 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

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305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 3/3 Illustration 4 g02718254 Note: Do not lubricate the crankshaft rear seal or the crankshaft flange. The crankshaft rear seal must be installed dry. Lubricate the inner rubber portion of the crankshaft rear seal. 3. Use Tooling (B) to install a new crankshaft rear seal (3) in bearing case cover (1). 4. Position the gaskets and bearing case cover (1) and install bolts (2). Position bearing case cover (1) with marking UP upward. 5. Apply engine oil to bolts (2). 6. Tighten bolts (2) to a torque of 24 to 27 N m (18 to 20 lb ft). Tighten bolts (2) with an equal force on diagonal line. End By: a. Install the flywheel. Copyright 1993 - 2020 Caterpillar Inc. Tue Feb 11 15:26:32 UTC+0800 2020 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 1/4 Shutdown SIS Previous Screen Product: MINI HYD EXCAVATOR Model: 305.5E MINI HYD EXCAVATOR MX5 Configuration: 305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 Engine Disassembly and Assembly C1.7, C1.8 and C2.4 Tier 4 Interim and EU Stage 3A Engines for Caterpillar Built Machines Media Number -UENR0128-11 Publication Date -01/08/2015 Date Updated -09/06/2016 i05243491 Flywheel Housing - Remove and Install SMCS - 1157-010 Removal Procedure Table 1 Required Tools Tool Part Number Part Description Qty Guide Stud M10 by 100 mm A - 2 Start By: a. Remove the flywheel. NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 2/4 Illustration 1 g02731610 1. Remove two bolts (2) from flywheel housing (1). 2. Install Tooling (A) into flywheel housing (1). 3. Install a suitable lifting device to flywheel housing (1). The weight of flywheel housing (1) is approximately 40 kg (88 lb). 4. Remove remaining 11 bolts (2) and from flywheel housing (1). 5. Remove flywheel housing (1) from the cylinder block. 6. Remove the gasket. 7. If necessary, remove the dowels from the cylinder block. Installation Procedure Table 2 Required Tools Tool Part Number Part Description Qty Guide Stud M10 by 100 mm A - 2 NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 3/4 1. Ensure that the flywheel housing is clean and free from damage. If necessary, replace the flywheel housing. Illustration 2 g02731610 2. Inspect the crankshaft rear seal for leaks. If there are any oil leaks, replace the crankshaft rear seal. Refer to Disassembly and Assembly, "Crankshaft Rear Seal - Remove" and refer to Disassembly and Assembly, "Crankshaft Rear Seal - Install" for the correct procedure. 3. Clean the rear face of the cylinder block. If necessary, install the dowels into the cylinder block. 4. Install Tooling (A) to the cylinder block. 5. Install the gasket. 6. Install a suitable lifting device to flywheel housing (1). The weight of flywheel housing (1) is approximately 40 kg (88 lb). 7. Use the lifting device to align flywheel housing (1) with Tooling (A). Install flywheel housing (1) to the cylinder block. 8. Install 11 bolts (2). 9. Remove Tooling (A). Install remaining two bolts (2). 10. Check the alignment of flywheel housing (1) with the crankshaft. Refer to System Operation, Testing and Adjusting, "Flywheel Housing - Inspect" for the correct procedure. End By: a. Install the flywheel. Tue Feb 11 15:27:29 UTC+0800 2020 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 1/2 Shutdown SIS Previous Screen Product: MINI HYD EXCAVATOR Model: 305.5E MINI HYD EXCAVATOR MX5 Configuration: 305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 Engine Disassembly and Assembly C1.7, C1.8 and C2.4 Tier 4 Interim and EU Stage 3A Engines for Caterpillar Built Machines Media Number -UENR0128-11 Publication Date -01/08/2015 Date Updated -09/06/2016 i05243492 Crankshaft Pulley - Remove and Install SMCS - 1205-010 Removal Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 1P-2321 Puller As. 1 Start By: a. Remove the alternator belt. NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 2/2 Illustration 1 g02718161 1. Use a suitable tool in order to prevent the crankshaft from rotating. Remove nut (2) in order to remove crankshaft pulley (1). Illustration 2 g02718163 2. Position Tooling (A). Remove crankshaft pulley (1) from the crankshaft. Installation Procedure 1. Install crankshaft pulley (1) in the reverse order of removal. 1. Tighten nut (2) to a torque of 138 - 156 N m (102 - 115 lb ft). Copyright 1993 - 2020 Caterpillar Inc. Tue Feb 11 15:28:26 UTC+0800 2020 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 1/2 Shutdown SIS Previous Screen Product: MINI HYD EXCAVATOR Model: 305.5E MINI HYD EXCAVATOR MX5 Configuration: 305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 Engine Disassembly and Assembly C1.7, C1.8 and C2.4 Tier 4 Interim and EU Stage 3A Engines for Caterpillar Built Machines Media Number -UENR0128-11 Publication Date -01/08/2015 Date Updated -09/06/2016 i05243500 Crankshaft Front Seal - Remove SMCS - 1160-011 Removal Procedure Start By: a. Remove the crankshaft pulley. NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. NOTICE Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Dispose of all fluids according to local regulations and mandates. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 2/2 Illustration 1 g02717555 1. Remove key (1) and sleeve (2) from the crankshaft. Illustration 2 g02717557 2. Remove crankshaft front seal (3). Copyright 1993 - 2020 Caterpillar Inc. Tue Feb 11 15:29:23 UTC+0800 2020 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 1/2 Shutdown SIS Previous Screen Product: MINI HYD EXCAVATOR Model: 305.5E MINI HYD EXCAVATOR MX5 Configuration: 305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 Engine Disassembly and Assembly C1.7, C1.8 and C2.4 Tier 4 Interim and EU Stage 3A Engines for Caterpillar Built Machines Media Number -UENR0128-11 Publication Date -01/08/2015 Date Updated -09/06/2016 i05243515 Crankshaft Front Seal - Install SMCS - 1160-012 Installation Procedure NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. Note: The crankshaft front seal should be installed dry. Lubricate the inner rubber portion of the crankshaft front seal. 1. Inspect the nose of the crankshaft for damage. Ensure that the crankshaft is clean and dry. Illustration 1 g02717557 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 2/2 2. Position a new crankshaft front seal (3). Install crankshaft front seal (3). Illustration 2 g02717555 3. Lubricate the inner rubber portion of the crankshaft front seal. Position sleeve (2) on the crankshaft and install key (1). End By: a. Install the crankshaft pulley. Copyright 1993 - 2020 Caterpillar Inc. Tue Feb 11 15:30:19 UTC+0800 2020 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 1/4 Shutdown SIS Previous Screen Product: MINI HYD EXCAVATOR Model: 305.5E MINI HYD EXCAVATOR MX5 Configuration: 305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 Engine Disassembly and Assembly C1.7, C1.8 and C2.4 Tier 4 Interim and EU Stage 3A Engines for Caterpillar Built Machines Media Number -UENR0128-11 Publication Date -01/08/2015 Date Updated -09/06/2016 i05243527 Idler Gear - Remove and Install SMCS - 1206 Removal Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 387-1314 Idler Gear Tool 1 Start By: a. Remove the front housing. NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. NOTICE Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 2/4 Dispose of all fluids according to local regulations and mandates. Illustration 1 g02720887 Illustration 2 g02720888 Illustration 3 g02720892 Alignment of timing marks https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 3/4 1. Ensure that Timing Marks (X) on the idler gear and the crankshaft gear are aligned. Refer to Illustration 1. 2. Ensure that Timing Marks (Y) on the idler gear and the camshaft gear are aligned. Refer to Illustration 2. 3. Ensure that Timing Marks (Z) on the idler gear and the fuel injection pump gear are aligned. Refer to Illustration 3. Illustration 4 g02720894 4. Remove retaining ring (2) and collar (3). Remove idler gear (1). 5. Remove idler gear (1) from the idler shaft. Illustration 5 g02720895 6. Use Tooling (A) to remove idler gear bearing (4) from idler gear (1). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 4/4 Illustration 6 g02720896 7. If necessary, follow Steps 7.a and 7.b in order to remove idler shaft (5). a. Make a temporary mark on the cylinder block in order to show the position of the oil hole. b. Remove bolts (6) and the washers. Remove idler shaft (5) from the cylinder block. Installation Procedure 1. Install idler gear (1) in the reverse order of removal. a. Ensure that the gears, cylinder block surface, and idler gear (1) are clean and free from wear or damage. If necessary, replace any components that are worn or damaged. b. Lubricate idler shaft (5) with clean engine oil. c. Lubricate idler gear bearing surface (4) with clean engine oil. d. Apply engine oil to bolts (6). Tighten bolts (6) to a torque of 24 to 27 N m (18.0 to 20.0 lb ft). Copyright 1993 - 2020 Caterpillar Inc. Tue Feb 11 15:31:16 UTC+0800 2020 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 1/3 Shutdown SIS Previous Screen Product: MINI HYD EXCAVATOR Model: 305.5E MINI HYD EXCAVATOR MX5 Configuration: 305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 Engine Disassembly and Assembly C1.7, C1.8 and C2.4 Tier 4 Interim and EU Stage 3A Engines for Caterpillar Built Machines Media Number -UENR0128-11 Publication Date -01/08/2015 Date Updated -09/06/2016 i05243564 Housing (Front) - Remove SMCS - 1151-011; 1162-011 Removal Procedure Start By: a. Remove the crankshaft front seal. NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. NOTICE Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Dispose of all fluids according to local regulations and mandates. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 2/3 Illustration 1 g02728059 1. Disconnect harness assembly (4) from shut off solenoid (3). 2. Remove nut (2). Remove shut off solenoid (3) and the O-ring seal from front housing (1). Illustration 2 g02728060 Illustration 3 g02728061 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 3/3 Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. 3. Remove bolts (9) and remove oil fill cover (6) and the gasket. 4. Remove bolts (8) and the washers. Remove nuts (5) and the washers from governor control cover (7). 5. Remove two springs (10) and remove governor control cover (7) and the gasket. Illustration 4 g02728063 6. Remove 15 bolts (11) Marked X from front housing (1). Remove front housing (1) from the cylinder block. Remove the gasket. Copyright 1993 - 2020 Caterpillar Inc. Tue Feb 11 15:32:13 UTC+0800 2020 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

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305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 ... 1/3 Shutdown SIS Previous Screen Product: MINI HYD EXCAVATOR Model: 305.5E MINI HYD EXCAVATOR MX5 Configuration: 305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 Engine Disassembly and Assembly C1.7, C1.8 and C2.4 Tier 4 Interim and EU Stage 3A Engines for Caterpillar Built Machines Media Number -UENR0128-11 Publication Date -01/08/2015 Date Updated -09/06/2016 i05243568 Housing (Front) - Install SMCS - 1151-012; 1162-012 Installation Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 4C-5592 Thread Lubricant 1 NOTICE Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. 1. Ensure that the front housing is clean and free from damage. If necessary, replace the front housing. 2. Clean all the gasket surfaces of the cylinder block. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/2/11

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